Respuesta :

wolf1728
Use the quadratic formula
x = [-4 +- sqrt (16 - 4*2*-5)] / 4
x1 = [-4 + sqrt (56)] / 4

x2 = [-4 - sqrt (56)] / 4

littledj115

Answer:

Unfortunately, I cannot show the work because I got the answer from a friend, but he got

-2 +- root(14)/ 2

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